CN102632901B - Torsional framework type steering frame - Google Patents
Torsional framework type steering frame Download PDFInfo
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- CN102632901B CN102632901B CN201210135783.5A CN201210135783A CN102632901B CN 102632901 B CN102632901 B CN 102632901B CN 201210135783 A CN201210135783 A CN 201210135783A CN 102632901 B CN102632901 B CN 102632901B
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- side frame
- bolster
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- brake
- lining
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Abstract
The invention discloses a torsional framework type steering frame, which comprises a wheel pair assembly, side frame assemblies, a suspension damping device, a swing bolster assembly, a braking device and axle box assemblies. The side frame assemblies are arranged at the two ends of the swing bolster assembly; the axle box assemblies are mounted at the two ends of the wheel pair assembly; the suspension damping device is mounted between the side frame assemblies and the axle box assemblies; the braking device is connected with the side frame assemblies; the swing bolster assembly comprises a swing bolster, end parts of the swing bolster are of cylindrical structures, a swing bolster bushing is arranged on the swing bolster, and the swing bolster is connected with the swing bolster bushing in an interference fit manner; the side frame assemblies comprise side frames, middle parts of the side frames are provided with holes, side frame bushings are arranged in the holes of the side frames, and the side frames are connected with the side frame bushings in an interference fit manner; and an external circular face of the swing bolster bushing is connected with inner holes of the side frame bushings in a matching manner. The torsional framework type steering frame has the advantages of simple structure, little operational impact, high diamonding resistance rigidity, good adaptability to unsmooth lines, high operational reliability and stability, capability of effectively alleviating impact during the operation of a truck, improvement on operational quality and prolongation in the service lives of components.
Description
Technical field
The present invention relates to railway goods train bogie, particularly relate to a kind of torsion framework type bogie truck, belong to railway goods train bogie technical field.
Background technology
Bogie truck is the traveling position of railway truck, connects rail and car body, plays a part guiding, vibration damping, braking, most important to safe, the good operation of railway truck.Because the track in reality exists various irregularity, simultaneously bogie axle weight, along with the growth of freight demand is increasing, both combinations not only cause the increase of static weight, also the dynamic load impact suffered by bogie truck is exacerbated, vibration, the increase causing vehicle component to wear and tear and the shortening in life-span suffered when adding vehicle operating.Connected by conventional suspension gear between tradition three-major-items structure truck bolster and side frame, comformability is lacked to track irregularity, particularly when side frame composition, take turns to composition, brake equipment be unsprung weight, when irregularity circuit runs, dynamic load impact is large; Loosely organized, anti-diamonding scarce capacity, hunting critical speed is low, is not well positioned to meet and uses needs.
Summary of the invention
Object of the present invention be exactly in order to solve prior art exist to track irregularity lack comformability, particularly when side frame composition, take turns to composition, brake equipment be unsprung weight, when irregularity circuit runs, dynamic load impact is large, and loosely organized, anti-diamonding scarce capacity, hunting critical speed is low, is not well positioned to meet the problem used and need; There is provided a kind of and reverse framework type bogie truck; Have that structure is simple, effect flexibly, little, the anti-diamonding rigidity of operational shock power is high, good to irregularity circuit comformability, serviceability, stability are high, effectively can alleviate impulsive force when lorry runs, improve riding quality, elongate member service life.
To achieve these goals, the present invention adopts following technical scheme:
Reverse framework type bogie truck, comprise wheel to composition, side frame composition, hanging vibration reduction device, bolster composition, brake equipment, axle box composition.Side frame composition is located at bolster composition two ends, and axle box composition is arranged on wheel to composition two ends, and hanging vibration reduction device is arranged between side frame composition and axle box composition, and brake equipment forms with side frame and is connected; Bolster composition comprises bolster, and the end of bolster is cylinder-like structure, and bolster is provided with bolster lining, and bolster and bolster lining are that interference fit is connected; Side frame composition comprises side frame, and the middle part of side frame is provided with hole, is provided with side frame lining in the hole of side frame, and side frame is connected with side frame lining interference fit; The periphery of bolster lining is connected with the inner hole of side frame lining.
Described bolster lining is outer conical surface, and side frame lining is inner circle taper hole.
Described bolster end is provided with limit base, and limit base is connected with the end of bolster; Side frame is provided with limiting stopper, and limit base is provided with boss, and boss embeds between the limiting stopper on side frame, is provided with gap between boss and limiting stopper.
Described limit base is connected with the end of bolster by four bolts, and side frame is connected with four limiting stoppers by casting or welding, and limit base is provided with four boss, and side frame is provided with four limiting stoppers.Four boss limit side frame rotational angle, avoid excessive side frame end and other positions of vehicle of causing of rotational angle to interfere, limit side frame to the movement outside bolster simultaneously, avoid side frame to deviate from outside bolster.
Described limiting stopper is provided with tapped bore, and tapped bore is provided with adjusting bolt and jam nut.Limiting stopper, adjusting bolt and lock bolt constitute lining control apparatus.
Described hanging vibration reduction device is Wedge type single stage suspension shock attenuation unit, comprise two spring assembly, two wedges, wherein spring assembly is connected with the spring perch of axle box both sides, wedge is connected with spring assembly by the spring bearing platform of bottom, the vertical friction face of wedge coordinates with longitudinal friction face of axle box, and the oblique friction face of wedge coordinates with the inclined-plane of the drawing strickle guide of assembly welding on side frame.
Described brake equipment adopts suspension type bilateral brake-shoe brake device, and suspension type bilateral brake-shoe brake device comprises four brake beams, eight braking flap seats, and braking flap seat assembly welding is on side frame and each side frame is provided with four; Each brake beam two ends are respectively provided with a brake shoe, and four brake beams are linked together by lever system and are suspended on eight braking flap seats.
Principle of work: described bolster end is cylindrical structural, is furnished with cone bush and limit base; Be hole shape structure in the middle part of side frame, in hole, be furnished with cone bush, around hole, be furnished with limiting stopper and bush regulating device; Bolster and side frame are by zero-lash shaft hole matching and coordinate inhibiting device, side frame can be rotated within the scope of certain angle around bolster end, formation can reverse framework, the impact of conventional bogie when irregularity circuit runs is converted to the rotation of side frame, reduce the vibratory impulse being delivered to car body, vehicle operating is more steady; Limit base on bolster and the composition of the limiting stopper on side frame inhibiting device, can limit the rotational angle of side frame, avoid side frame and miscellaneous part to interfere; Bush regulating device on side frame can adjust the position of side frame lining when not changing distance between journal centers, eliminate lining in utilization due to the gap that abrasion produce, keep closely cooperating of bolster and side frame.Can be good at adapting to irregularity circuit, reduce impact when running; Owing to have employed cone bush, shaft hole matching gapless, solves the problem that diamonding easily occurs traditional three-piece bogie; The bolster side frame adopted can torsion structure, and reduce the vibratory impulse being delivered to car body, vehicle operating is more steady; Inhibiting device avoids side frame and miscellaneous part to interfere; Bush regulating device eliminates lining in utilization due to the gap that abrasion produce, and keeps closely cooperating of bolster and side frame.Form shaft hole matching by the cone bush in the middle part of bolster end and side frame, bolster and side frame can only be rotated by axle center, diamonding cannot occur, avoid the problem of diamonding, improve dynamic performance.Adopt Wedge type single stage suspension shock attenuation unit or one-sided/bilateral Li Nuoer shock attenuation unit, the lower part of the spring of bogie truck is only by taking turns forming, and unsprung weight is low, effectively reduces impact during operation.Adopt suspension type bilateral brake-shoe brake device, the quantity of brake shoe comparatively conventional confguration adds one times, improves the braking force of vehicle of knowing clearly; Suspension type structure function is flexible, completely avoid the problem that release of brake is bad, adapts to the required braking force of more and more higher lorry.
Beneficial effect of the present invention:
1., by the with stopper connection reversed, side frame can rotate in vertical plane surface around bolster center, reduces impact when irregularity circuit runs, improves dynamic performance; The rotation of side frame has certain restriction, avoids interfering between parts.
2. pass through zero-lash shaft hole matching between bolster and side frame, make both diamonding cannot occur in horizontal surface, avoid the diamonding problem of traditional three-piece bogie, improve operation stability.
3., by single stage suspension shock attenuation unit, the spring lower component side frame composition in traditional three-piece bogie is adjusted to spring upper-part, significantly reduces unsprung weight, reduce dynamic action between wheel and rail, effectively alleviate elliptical gear.
4., by suspension type bilateral brake-shoe brake device, the brake system guarantee of suspension type is braked, is alleviated flexibly, increases the braking force of bogie truck base apparatus, solves the improper release problem that chute-type brake equipment causes owing to there is alleviation friction force simultaneously.
5. the present invention is good to irregularity circuit comformability, diamond resistant rigidity is high, unsprung weight is little, realizes good drive ability, effectively can alleviate impulsive force when lorry runs, improve riding quality, elongate member service life; Meanwhile, braking force is sufficient, and release of brake is flexible, can fully adapt to the demand that braking force is high, serviceability is high.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the birds-eye view of Fig. 1;
Fig. 3 is the enlarged diagram of bolster side frame torsion device;
Fig. 4 is the cutaway view of A-A section in Fig. 3;
Fig. 5 is the enlarged diagram of shock attenuation unit;
In figure: 1, take turns composition, 2, side frame composition, 3, hanging vibration reduction device, 4, bolster composition, 5, brake equipment, 6, axle box composition, 11, bolster, 12, side frame, 13, bolster lining, 14, side frame lining, 15, limiting stopper, 16, adjusting bolt, 17, jam nut, 18, limit base, 19, bolt, 20, spring assembly, 21, wedge, 22, axle box, 23, drawing strickle guide, 24, brake beam, 25, brake shoe, 26, braking flap seat.
Detailed description of the invention
Below in conjunction with accompanying drawing and embodiment, the present invention will be further described.
Reverse framework type bogie truck, composition graphs 1 to Fig. 5, comprise wheel to composition 1, side frame composition 2, hanging vibration reduction device 3, bolster composition 4, brake equipment 5, axle box composition 6.Side frame composition 2 is located at bolster and is formed 4 two ends, and axle box composition 6 is arranged on wheel to composition 1 two ends, and hanging vibration reduction device 3 is arranged between side frame composition 2 and axle box composition 6, and brake equipment 5 and side frame form 2 and be connected; Bolster composition 4 comprises bolster 11, and the end of bolster 11 is cylinder-like structure, and bolster 11 is provided with bolster lining 13, bolster 11 with bolster lining 13 for interference fit is connected; Side frame composition 2 comprises side frame 12, and the middle part of side frame 12 is provided with hole, is provided with side frame lining 14 in the hole of side frame 12, and side frame 12 is connected with side frame lining 14 interference fit; The periphery of bolster lining 13 is connected with the inner hole of side frame lining 14.
Described bolster lining 13 is outer conical surface, and side frame lining 14 is inner circle taper hole.Described bolster end is cylindrical structural, is furnished with cone bush and limit base; Be hole shape structure in the middle part of side frame, in hole, be furnished with cone bush, around hole, be furnished with limiting stopper and bush regulating device; Bolster and side frame are by zero-lash shaft hole matching, and coordinate inhibiting device, side frame can be rotated within the scope of certain angle around bolster end, and formation can reverse framework, can be good at adapting to irregularity circuit, reduce impact when running; Owing to have employed cone bush, shaft hole matching gapless, solves the problem that diamonding easily occurs traditional three-piece bogie; Meanwhile, side frame lining inwardly can adjust when not changing distance between journal centers by bush regulating device, makes to keep blind-mate between bolster lining and side frame lining.Because shaft hole matching connects, form the connection of rigidity between bolster 11 and side frame 12 at horizontal surface, diamonding cannot occur, avoid the diamonding phenomenon of traditional three piece truck, improve the dynamic performance of vehicle; Simultaneously, can side frame 12 can be rotated torsion structure in longitudinal vertical plane around the axis of bolster 11, when vehicle runs at irregularity circuit, the fluctuating of circuit be converted into the rotation of side frame 12, avoid impact to be directly delivered to car body, improve the operation stability of vehicle.
Described bolster 11 end is provided with limit base 18, and limit base 18 is connected with the end of bolster 11; Side frame 12 is provided with limiting stopper 15, and limit base 18 is provided with boss, and boss embeds between the limiting stopper 15 on side frame 12, is provided with gap between boss and limiting stopper 15.
Limit base 18 is connected with the end of bolster 11 by four bolts 19, and side frame 12 is connected with four limiting stoppers 15 by casting or welding, and limit base 18 is provided with four boss, and side frame 12 is provided with four limiting stoppers 15.Four boss limit side frame 12 rotational angle, avoid excessive side frame end and other positions of vehicle of causing of rotational angle to interfere, limit side frame 12 to the movement outside bolster 11 simultaneously, avoid side frame 12 to deviate from outside bolster 11.
Described limiting stopper 15 is provided with tapped bore, and tapped bore is provided with adjusting bolt 16 and jam nut 17.Limiting stopper 15, adjusting bolt 16 and jam nut 17 constitute lining control apparatus.By adjustment adjusting bolt 16, when not changing side frame 12 position, by side frame lining 14 to side frame 12 internal adjustment, thus eliminate the gap of bolster lining 13 and side frame lining 14, make them keep seamless connectivity, the gap avoiding lining 13 and lining 14 generation after using abrasion affects the coupling stiffness of bolster 11 and side frame 12.Side frame lining 14 is tightened jam nut 17, bush regulating device can be locked after regulating and putting in place.
Described hanging vibration reduction device is Wedge type single stage suspension shock attenuation unit, comprise two spring assembly, 20, two wedges 21, wherein spring assembly 20 is connected with the spring perch of axle box 22 both sides, wedge 21 is connected with spring assembly 20 by the spring bearing platform of bottom, the vertical friction face of wedge 21 coordinates with longitudinal friction face of axle box 22, and the oblique friction face of wedge 21 coordinates with the inclined-plane of the drawing strickle guide 23 of assembly welding on side frame 12.
Described brake equipment 5 adopts suspension type bilateral brake-shoe brake device, and suspension type bilateral brake-shoe brake device comprises four brake beams 24, eight braking flap seat 26, and braking flap seat 26 assembly welding is on side frame 12 and each side frame 12 is provided with four; Each brake beam two ends are respectively provided with a brake shoe 25, four brake beams 24 and are linked together by lever system and be suspended on eight braking flap seats 26.
By reference to the accompanying drawings the detailed description of the invention of invention is described although above-mentioned; but not limiting the scope of the invention; one of ordinary skill in the art should be understood that; on the basis of technical scheme of the present invention, those skilled in the art do not need to pay various amendment or distortion that creative work can make still within protection scope of the present invention.
Claims (4)
1. one kind is reversed framework type bogie truck, comprise wheel to composition, side frame composition, hanging vibration reduction device, bolster composition, brake equipment, axle box composition, it is characterized in that, described side frame composition is located at bolster composition two ends, axle box composition is arranged on wheel to composition two ends, hanging vibration reduction device is arranged between side frame composition and axle box composition, and brake equipment forms with side frame and is connected; Bolster composition comprises bolster, and the end of bolster is cylinder-like structure, and bolster is provided with bolster lining, and bolster and bolster lining are that interference fit is connected; Side frame composition comprises side frame, and the middle part of side frame is provided with hole, is provided with side frame lining in the hole of side frame, and side frame is connected with side frame lining interference fit; The periphery of bolster lining is connected with the inner hole of side frame lining;
Described bolster end is provided with limit base, and limit base is connected with the end of bolster; Side frame is provided with limiting stopper, and limit base is provided with boss, and boss embeds between the limiting stopper on side frame, is provided with gap between boss and limiting stopper;
Limit base is connected with the end of bolster by four bolts, and side frame is connected with four limiting stoppers by casting or welding, and limit base is provided with four boss, and side frame is provided with four limiting stoppers; Described limiting stopper is provided with tapped bore, and tapped bore is provided with adjusting bolt and jam nut.
2. torsion framework type bogie truck as claimed in claim 1, it is characterized in that, described bolster lining is outer conical surface, and side frame lining is inner circle taper hole.
3. torsion framework type bogie truck as claimed in claim 1, it is characterized in that, described hanging vibration reduction device is Wedge type single stage suspension shock attenuation unit, comprise two spring assembly, two wedges, wherein spring assembly is connected with the spring perch of axle box both sides, wedge is connected with spring assembly by the spring bearing platform of bottom, and the vertical friction face of wedge coordinates with longitudinal friction face of axle box, and the oblique friction face of wedge coordinates with the inclined-plane of the drawing strickle guide of assembly welding on side frame.
4. torsion framework type bogie truck as claimed in claim 1, it is characterized in that, described brake equipment adopts suspension type bilateral brake-shoe brake device, and suspension type bilateral brake-shoe brake device comprises four brake beams, eight braking flap seats, braking flap seat assembly welding is on side frame and each side frame is provided with four; Each brake beam two ends are respectively provided with a brake shoe, and four brake beams are linked together by lever system and are suspended on eight braking flap seats.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210135783.5A CN102632901B (en) | 2012-05-04 | 2012-05-04 | Torsional framework type steering frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210135783.5A CN102632901B (en) | 2012-05-04 | 2012-05-04 | Torsional framework type steering frame |
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| Publication Number | Publication Date |
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| CN102632901A CN102632901A (en) | 2012-08-15 |
| CN102632901B true CN102632901B (en) | 2015-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210135783.5A Active CN102632901B (en) | 2012-05-04 | 2012-05-04 | Torsional framework type steering frame |
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| CN (1) | CN102632901B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103963798A (en) * | 2014-05-20 | 2014-08-06 | 南车株洲电力机车有限公司 | Bogie |
| CN104129400B (en) * | 2014-07-30 | 2016-11-09 | 南车株洲电力机车有限公司 | A kind of rail vehicle and framework can be revolved |
| CN108216277B (en) * | 2018-01-29 | 2023-08-08 | 中车眉山车辆有限公司 | Open wagon capable of adapting to unloading of high-frequency wagon dumper |
| CN109109899B (en) * | 2018-08-31 | 2024-02-27 | 湘电重型装备有限公司 | Bogie frame of heavy-duty train for large-tonnage narrow-gauge tunnel engineering |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201347086Y (en) * | 2008-12-31 | 2009-11-18 | 南车二七车辆有限公司 | Low dynamic action large axle load bogie |
| CN201347085Y (en) * | 2008-12-23 | 2009-11-18 | 南车二七车辆有限公司 | Railway freight-car bolster and side frame connecting structure |
| CN201538328U (en) * | 2009-11-20 | 2010-08-04 | 南车二七车辆有限公司 | Axle box damping mechanism for railway freight car bogie |
| CN201834026U (en) * | 2010-10-18 | 2011-05-18 | 秦皇岛秦冶重工有限公司 | Foundation brake device of two-axle bogie and brake system of bogie vehicle |
| CN202541555U (en) * | 2012-05-04 | 2012-11-21 | 济南轨道交通装备有限责任公司 | Twisting framework-type bogie |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7823513B2 (en) * | 2003-07-08 | 2010-11-02 | National Steel Car Limited | Rail road car truck |
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2012
- 2012-05-04 CN CN201210135783.5A patent/CN102632901B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201347085Y (en) * | 2008-12-23 | 2009-11-18 | 南车二七车辆有限公司 | Railway freight-car bolster and side frame connecting structure |
| CN201347086Y (en) * | 2008-12-31 | 2009-11-18 | 南车二七车辆有限公司 | Low dynamic action large axle load bogie |
| CN201538328U (en) * | 2009-11-20 | 2010-08-04 | 南车二七车辆有限公司 | Axle box damping mechanism for railway freight car bogie |
| CN201834026U (en) * | 2010-10-18 | 2011-05-18 | 秦皇岛秦冶重工有限公司 | Foundation brake device of two-axle bogie and brake system of bogie vehicle |
| CN202541555U (en) * | 2012-05-04 | 2012-11-21 | 济南轨道交通装备有限责任公司 | Twisting framework-type bogie |
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| CN102632901A (en) | 2012-08-15 |
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Address after: Huai Village Street Huaiyin District of Ji'nan city of Shandong Province, No. 73 250022 Patentee after: Shandong Zhongche Locomotive Co. Ltd. Address before: Huai Village Street Huaiyin District of Ji'nan city of Shandong Province, No. 73 250022 Patentee before: Jinan Rail Traffic Equipment Co., Ltd. |